SCIENCE & TECHNOLOGY PROGRESS AND POLICY  2020, Vol. 37 Issue (2): 74-81    DOI: 10.6049/kjjbydc.2019040522
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The Threshold Effects of Both FDI Spillover and OFDI Spillover on Regional Innovation of High-tech Industries
Zhang Han1,Li Xiaolan2
(1.School of Business,Qingdao University;2.College of Quality and Standardization,Qingdao University,Qingdao 266071,China)